72 lines
2.2 KiB
JavaScript
72 lines
2.2 KiB
JavaScript
/*\
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title: $:/plugins/tiddlywiki/text-slicer/modules/slicers/image.js
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type: application/javascript
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module-type: slicer
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Handle slicing img nodes
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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exports.processImageNode = function(domNode,tagName) {
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if(domNode.nodeType === 1 && tagName === "img") {
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var src = domNode.getAttribute("src");
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if(src) {
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var containerTitle = this.getTopContainer(),
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containerTiddler = this.getTiddler(containerTitle),
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title, tiddler = {
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"toc-type": "image"
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};
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if(src.substr(0,5) === "data:") {
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var parts = src.toString().substr(5).split(";base64,");
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tiddler.type = parts[0];
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tiddler.text = parts[1];
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var contentTypeInfo = $tw.config.contentTypeInfo[tiddler.type] || {extension: ""};
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title = this.makeUniqueTitle("image " + containerTitle) + contentTypeInfo.extension;
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tiddler.title = title;
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this.addTiddler(tiddler);
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} else {
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title = $tw.utils.resolvePath(src,this.baseTiddlerTitle);
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}
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switch(containerTiddler["toc-type"]) {
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case "document":
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// Make the image be the next child of the document
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this.addToList(containerTitle,title);
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break;
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case "heading":
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// Make the image be the older sibling of the heading
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var parentTitle = this.parentStack[this.parentStack.length - 2].title;
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this.insertBeforeListItem(parentTitle,title,containerTitle);
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break;
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case "paragraph":
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// Make the image be the older sibling of the paragraph
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var parentTitle = this.parentStack[this.parentStack.length - 1].title;
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this.insertBeforeListItem(parentTitle,title,containerTitle);
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break;
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case "item":
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// Create a new older sibling item to contain the image
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var parentTitle = this.parentStack[this.parentStack.length - 1].title,
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itemTitle = this.makeUniqueTitle("image-item-wrapper " + containerTitle),
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itemTiddler = {
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title: itemTitle,
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"toc-type": "item",
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list: [title],
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text: "[img[" + title + "]]"
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};
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this.addTiddler(itemTiddler);
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this.insertBeforeListItem(parentTitle,itemTitle,containerTitle);
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break;
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}
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// this.appendToCurrentContainer("[img[" + title + "]]");
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return true;
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}
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}
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return false;
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};
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})();
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